Coin-operated gaming machine



FIG. 1 is a perspective view of a coin-operated gaming machine showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a front view thereof; and

FIG. 4 is an elevational view taken from the side opposite that shown in FIG. 2. 

The ornamental design for a coin-operated gaming machine, as shown and described. 